(Why[*]) Would anyone object to a change like this?
diff --git a/sys/kern/kern_cons.c b/sys/kern/kern_cons.c
index 5346bc3..d17846a 100644
--- a/sys/kern/kern_cons.c
+++ b/sys/kern/kern_cons.c
@@ -384,7 +384,7 @@ cngetc(void)
if (cn_mute)
return (-1);
while ((c = cncheckc()) == -1)
- ;
+ cpu_spinwait();
if (c == '\r')
c = '\n'; /* console input is always ICRNL */
return (c);
[*] :-)
--
Andriy Gapon
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